var correctchoices=new Array()
correctchoices[1]='c4b5'
correctchoices[2]='g3e5'
correctchoices[3]='a4e4'
correctchoices[4]='b3e3'
correctchoices[5]='e6e5'
correctchoices[6]='d2g5'
correctchoices[7]='g3g5'
correctchoices[8]='c3e3'
correctchoices[9]='g7f7'
correctchoices[10]='d1a1'
var correctanswer=new Array()
correctanswer[1]='Qc4xb5'
correctanswer[2]='Qg3xe5'
correctanswer[3]='Qa4xe4'
correctanswer[4]='Qb3xe3'
correctanswer[5]='Qe6xe5+'
correctanswer[6]='Qd2xg5'
correctanswer[7]='Qg3xg5'
correctanswer[8]='Qc3xe3'
correctanswer[9]='Qg7xf7+'
correctanswer[10]='Qd1xa1'